Home / 74,664.81-112,009.41-22,079.61

Finding the Fourth Proportional to 74,664.81, 112,009.41 and 22,079.61

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Solution

The fourth proportional to 74,664.81, 112,009.41 and 22,079.61 is: 33,123.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,664.81 : 112,009.41 = 22,079.61 : x
  2. Step 2: Convert to fraction form
    74,664.81/112,009.41 = 22,079.61/x
  3. Step 3: Cross multiply
    74,664.81x = 112,009.41 × 22,079.61
  4. Step 4: Simplify right side
    74,664.81x = 2,473,124,089.13
  5. Step 5: Solve for x
    x = 2,473,124,089.13/74,664.81
  6. Step 6: Final answer
    x = 33,123.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.